EP1507141A4 - SURFACE DEFECT ASSESSMENT PROCEDURES - Google Patents

SURFACE DEFECT ASSESSMENT PROCEDURES

Info

Publication number
EP1507141A4
EP1507141A4 EP03752907A EP03752907A EP1507141A4 EP 1507141 A4 EP1507141 A4 EP 1507141A4 EP 03752907 A EP03752907 A EP 03752907A EP 03752907 A EP03752907 A EP 03752907A EP 1507141 A4 EP1507141 A4 EP 1507141A4
Authority
EP
European Patent Office
Prior art keywords
surface defect
judging method
defect judging
judging
defect
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP03752907A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1507141A1 (en
Inventor
Takehide Hirata
Kazuya Asano
Yasuo Tomura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP1507141A1 publication Critical patent/EP1507141A1/en
Publication of EP1507141A4 publication Critical patent/EP1507141A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/213—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods
    • G06F18/2132—Feature extraction, e.g. by transforming the feature space; Summarisation; Mappings, e.g. subspace methods based on discrimination criteria, e.g. discriminant analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/77—Processing image or video features in feature spaces; using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]; Blind source separation
    • G06V10/7715—Feature extraction, e.g. by transforming the feature space, e.g. multi-dimensional scaling [MDS]; Mappings, e.g. subspace methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8854—Grading and classifying of flaws

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Computation (AREA)
  • Artificial Intelligence (AREA)
  • Textile Engineering (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Computing Systems (AREA)
  • Databases & Information Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Software Systems (AREA)
  • Multimedia (AREA)
  • Evolutionary Biology (AREA)
  • Medical Informatics (AREA)
  • Quality & Reliability (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
  • Length Measuring Devices By Optical Means (AREA)
EP03752907A 2002-05-21 2003-05-16 SURFACE DEFECT ASSESSMENT PROCEDURES Withdrawn EP1507141A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002146787 2002-05-21
JP2002146787A JP2003344300A (ja) 2002-05-21 2002-05-21 表面欠陥判別方法
PCT/JP2003/006102 WO2003098201A1 (fr) 2002-05-21 2003-05-16 Procede d'analyse de defauts de surface

Publications (2)

Publication Number Publication Date
EP1507141A1 EP1507141A1 (en) 2005-02-16
EP1507141A4 true EP1507141A4 (en) 2007-01-31

Family

ID=29545149

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03752907A Withdrawn EP1507141A4 (en) 2002-05-21 2003-05-16 SURFACE DEFECT ASSESSMENT PROCEDURES

Country Status (7)

Country Link
US (1) US20050175231A1 (ja)
EP (1) EP1507141A4 (ja)
JP (1) JP2003344300A (ja)
KR (1) KR20040111529A (ja)
CN (1) CN1656371A (ja)
TW (1) TW587154B (ja)
WO (1) WO2003098201A1 (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7107167B2 (en) * 2003-07-15 2006-09-12 Qualcomm Inc. Method and apparatus for searching external issues for testing a product
EP2006666A4 (en) * 2006-03-16 2010-10-13 Ngk Insulators Ltd METHOD FOR INSPECTION OF THE OUTER WALL OF A HONEY WAVE STRUCTURE BODY
CN101484910B (zh) * 2006-07-06 2015-04-08 旭硝子株式会社 聚类系统及缺陷种类判定装置
JP4908995B2 (ja) * 2006-09-27 2012-04-04 株式会社日立ハイテクノロジーズ 欠陥分類方法及びその装置並びに欠陥検査装置
JP5298552B2 (ja) * 2008-02-04 2013-09-25 新日鐵住金株式会社 判別装置、判別方法及びプログラム
JP2010014436A (ja) * 2008-07-01 2010-01-21 Micronics Japan Co Ltd 欠陥検査方法及び欠陥検査装置
JP5260183B2 (ja) * 2008-08-25 2013-08-14 株式会社日立ハイテクノロジーズ 欠陥検査方法及びその装置
JP5464986B2 (ja) * 2009-11-27 2014-04-09 名古屋電機工業株式会社 良否判定装置、良否判定方法および良否判定プログラム
JP5712392B2 (ja) * 2010-03-31 2015-05-07 株式会社 カロリアジャパン 物体中の異物混入判別装置
JP2013541779A (ja) * 2010-10-19 2013-11-14 スリーエム イノベイティブ プロパティズ カンパニー ウェブベースの材料のばらつきを検出するための、不均一性の厳しさ度の連続的なチャート化
CN103392125B (zh) * 2011-02-24 2015-09-09 3M创新有限公司 用于检测幅材型材料中的不均匀因素的系统
JP5842373B2 (ja) * 2011-04-25 2016-01-13 Ｊｆｅスチール株式会社 表面欠陥検出方法、および表面欠陥検出装置
CN103745942B (zh) * 2013-12-31 2016-10-05 株洲南车时代电气股份有限公司 判断功率半导体模块基板拱度的装置及其方法
EP3279645A4 (en) * 2015-03-31 2018-09-26 Nisshin Steel Co., Ltd. Device for examining surface defect in hot-dipped steel plate, and method for examining surface defect
JP6622581B2 (ja) 2015-12-11 2019-12-18 キヤノン株式会社 情報提示方法及び装置
KR102415197B1 (ko) 2016-11-30 2022-06-29 제이에프이 스틸 가부시키가이샤 분율 측정 장치 및 분율 측정 시스템
CN109102486B (zh) * 2017-06-21 2020-07-14 合肥欣奕华智能机器有限公司 基于机器学习的表面缺陷检测方法及装置
CN107749058B (zh) * 2017-10-23 2021-05-04 中南大学 一种锅炉管道表面缺陷的机器视觉检测方法及系统
CN108008554B (zh) * 2017-11-27 2020-09-11 武汉精测电子集团股份有限公司 一种基于弥散斑锐度的点缺陷面积检测方法
JP2019111570A (ja) * 2017-12-26 2019-07-11 Ｊｆｅスチール株式会社 ステンレス冷延鋼板の処理の決定方法および処理方法
CN108362746B (zh) * 2018-02-01 2021-07-02 中国石油大学(华东) 基于单对电极电容成像检测技术提离效应的缺陷判别方法
DE102018109816B3 (de) 2018-04-24 2019-10-24 Yxlon International Gmbh Verfahren zur Gewinnung mindestens eines signifikanten Merkmals in einer Serie von Bauteilen gleichen Typs und Verfahren zur Klassifikation eines Bauteils eienr solchen Serie
WO2019245035A1 (ja) * 2018-06-22 2019-12-26 Ｊｆｅスチール株式会社 蓄圧器の寿命推定装置及び蓄圧器の寿命延長方法
CN109407630B (zh) * 2018-09-21 2020-08-21 深圳新视智科技术有限公司 参数计算的方法、装置、终端及可读存储介质
DE102018133092B3 (de) * 2018-12-20 2020-03-12 Volume Graphics Gmbh Computer-implementiertes Verfahren zur Analyse von Messdaten aus einer Messung eines Objektes
GB2585821B (en) * 2019-06-17 2021-10-13 Southampton Solent Univ Non-destructive testing method and apparatus
CN111079832B (zh) * 2019-12-13 2023-04-18 辽宁科技大学 具有抗特征噪声性能的钢板表面缺陷分类方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020009220A1 (en) * 1999-11-29 2002-01-24 Olympus Optical Co., Ltd. Defect inspection system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05280960A (ja) * 1992-03-30 1993-10-29 Fuji Photo Film Co Ltd 欠陥検査装置
US5640492A (en) * 1994-06-30 1997-06-17 Lucent Technologies Inc. Soft margin classifier
JP2001256480A (ja) * 2000-03-09 2001-09-21 Hitachi Ltd 画像自動分類方法及び装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020009220A1 (en) * 1999-11-29 2002-01-24 Olympus Optical Co., Ltd. Defect inspection system

Also Published As

Publication number Publication date
CN1656371A (zh) 2005-08-17
KR20040111529A (ko) 2004-12-31
WO2003098201A1 (fr) 2003-11-27
US20050175231A1 (en) 2005-08-11
TW200401878A (en) 2004-02-01
TW587154B (en) 2004-05-11
EP1507141A1 (en) 2005-02-16
JP2003344300A (ja) 2003-12-03

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Legal Events

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